CATHODE MEMBER FOR ELECTRON BEAM GENERATION, AND METHOD FOR MANUFACTURING THE SAME
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United States of America Patent
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Oct 20, 2022
app pub date -
Aug 28, 2020
filing date -
Sep 2, 2019
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The cathode member for electron beam generation of the present disclosure includes: 95% by area or more of a single phase or two phases of a compound composed of iridium and cerium. A total content of one or more subcomponents of metallic iridium and an oxide of one or more elements of iridium and cerium is 5% by area or less of the cathode member.
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